The standing nutrient accumulation in whole stand increased with the increase of density.
林分营养元素积累量随林分密度的增加而增加；
The results showed: the nutrient cycling was different among the different planting density of C. cajan, but the efficiency of nutrient utilization was same among the different planting densities .
结果表明，不同种植密度下林分的营养循环表现出了一定的差异性，而养分的利用效率则一样。
Foods with a high nutrient density are foods that contribute a high percentage of the nutrients In relation to the calories provided.
高营养密度食物提供营养素的百分率比能量供给百分率高。
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